Browse problems by rating range and tags. 11,006 problems indexed.
| Title | Rating | ||
|---|---|---|---|
| Raging Thunder | 2800 | Solve | |
| Rain of Fire |
| 2800 |
| Solve |
| Rainbow Balls | 2800 | Solve |
| Random Elections | 2800 | Solve |
| Random Forest Rank | 2800 | Solve |
| Randomizer | 2800 | Solve |
| Reality Show | 2800 | Solve |
| Rearrange | 2800 | Solve |
| Red-Black Cobweb | 2800 | Solve |
| Remove Bridges | 2800 | Solve |
| Road Repairs | 2800 | Solve |
| Roads and Ramen | 2800 | Solve |
| Robots protection | 2800 | Solve |
| Royal Flush | 2800 | Solve |
| Sasha and a Patient Friend | 2800 | Solve |
| Scaygerboss | 2800 | Solve |
| Secure Password | 2800 | Solve |
| Sequence Recovery | 2800 | Solve |
| Serious Business | 2800 | Solve |
| Sherlock's bet to Moriarty | 2800 | Solve |
| Shift It! | 2800 | Solve |
| Shohag Loves Counting (Easy Version) | 2800 | Solve |
| Shop | 2800 | Solve |
| Short Garland | 2800 | Solve |
| Shortest GCD Paths | 2800 | Solve |